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Given a solution in which [Ba2+]= 0.010 M./
a) What concentration of sulfate ion (SO4--) is required to just begin precipitating BaSO4?
b) When the concentration of sulfate ion in the solution reaches 0.015 M , what concentration of barium ion will remain in solution
what is the concentration of glyceraldehyde-3-phosphate? Assume a temperature of 25.0 °C. The constant R = 8.3145 J/(mol·K)
How many grams of ammonia can be produced ? How much of the excess reactant is left over?
The approximate distance between mars and earth is about 1.29 x 10^8 miles. How many seconds would it take for TV pictures transmitted from the viking space vehicle on mar's surface to reach earth ? enter your answer in scientific notation
First of the reactant is 2-methyl-2-butanol and the products are 2-methyl-1-butene and 2-methyl-2-butene. I started out with exactly 1.2g 2-methyl-2-butanol and my final product was 0.09 g.
Question- Concerning the applicability of the titration method, comment on if and how you could use it to determine Ksp for each of the following: a) barium hydroxide b)calcium sulfate
A polycondensation reaction takes place between 1.2 moles of a dicarboxylic acid, 0.4 moles of glycerol (a triol) and 0.6 moles of ethylene glycol (a diol). Calculate the critical extents of reaction for gelation using the Statistical Theory of Flory..
D-xylose residues are present in the greatest amount and are attached by ß (1->4) glycosidic bonds. Draw the structure of a disaccharide consisting of D-xylose
In an electron microscope the electrons generate the image. For one of the scanning electron microscopes in our Central Analytical Facility, the electrons are accelerated to have a kinetic energy of 200,000eV. Electrons with this kinetic energy ha..
What minimum concentration of Na2SO4 is required to cause the precipitation of the cation that precipitates first?
If a temperature increase from 22.0 degrees Celsius to 33.0 degrees Celsius triples the rate constant for a reaction, what is the value of the activation barrier for the reaction
WHat are the boiling points and freezing point of a 2.97m solution of naphtalene in benzene. ( the boiling point and freezing point of benzene are 80.1 C and 5.5 C, respectively)
consider 1.5 kg of austenite containing 1.15 wt c cooled to below 727 degrees celcius 1341 degrees farenheit.a what is
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